| Literature DB >> 2523834 |
H I Schwartz, R I Goldberg, J S Barkin, R S Phillips, A Land, M Hecht.
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Year: 1989 PMID: 2523834 DOI: 10.1016/s0016-5107(89)72735-8
Source DB: PubMed Journal: Gastrointest Endosc ISSN: 0016-5107 Impact factor: 9.427